<h2><u><em>Answer:</em></u></h2><h2><u><em> y = 2</em></u></h2><h2><u><em>Step-by-step explanation:</em></u></h2><h2><u><em>Both points are on the horizontal line ...</em></u></h2><h2><u><em> y = 2</em></u></h2><h2><u><em>__</em></u></h2><h2><u><em>Additional comment</em></u></h2><h2><u><em>A horizontal line has equation y = constant. A vertical line has equation x = constant.</em></u></h2>
